US Bridges

Flynn RD over Br of Lit Blue Rvr

Fair

Jackson County, Missouri · S 7 T 49 N R 30 W · Structure no. 17929

Built
1957
68 years old
Condition
Fair
inspected February 2023
Type
Culvert
Concrete
Length
27 ft
2 main spans
Daily traffic
29
2024 count
Owner
County
County Highway Agency

About this bridge

Flynn RD over Br of Lit Blue Rvr is a concrete culvert carrying Flynn RD over Br of Lit Blue Rvr in Jackson County, Missouri. It was built in 1957, so it is 68 years old, older than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 29 vehicles a day, roughly 10% of them trucks, projected to reach 44 by 2044. The structure is 27 ft (8.2 m) long. If it were closed, the detour would be 3.1 mi (5 km).

CarriesFlynn RD
CrossesBr of Lit Blue Rvr
LocationS 7 T 49 N R 30 W
RouteCounty Highway 167
Coordinates39.07402, -94.25841
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.6 US tons
Inventory rating29.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadOther
Structure length27 ft (8.2 m)
Longest span13 ft (4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic29 (2024)
Projected traffic44 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Flynn RD over Br of Lit Blue Rvr built?

It was built in 1957, making it 68 years old in 2025.

What condition is Flynn RD over Br of Lit Blue Rvr in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in February 2023.

How much traffic does Flynn RD over Br of Lit Blue Rvr carry?

About 29 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Flynn RD over Br of Lit Blue Rvr?

The structure is 27 ft (8.2 m) long with a longest span of 13 ft (4 m).

Who owns Flynn RD over Br of Lit Blue Rvr?

It is owned by the County Highway Agency.